Re: jFormattedTextField

From:

Knute Johnson <nospam@rabbitbrush.frazmtn.com>

Newsgroups:

comp.lang.java.programmer

Date:

Mon, 22 Jan 2007 16:43:31 -0800

Message-ID:

<TScth.44979$Yu6.33184@newsfe16.lga>

GreenMountainBoy wrote:

Could someone post an example of using jFormattedTextField for
inputting a fixed width field accepting whole numbers only? I sure
would appreciate it! I have been experimenting with this
jFormettedTextFielld and am having trouble with the example from the
Sun API.

Thanks a million.

GreenMountainBoy

import java.awt.*;
import java.awt.event.*;
import java.text.*;
import javax.swing.*;
import javax.swing.text.*;

public class test extends JFrame {
     public test() {
         setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

         try {
             MaskFormatter mf = new MaskFormatter("####");
             JFormattedTextField tf = new JFormattedTextField(mf);
             add(tf,BorderLayout.CENTER);
         } catch (ParseException pe) {
             pe.printStackTrace();
         }

         pack();
         setVisible(true);
     }

     public void actionPerformed(ActionEvent ae) {
         String ac = ae.getActionCommand();
     }

     public static void main(String[] args) {
         Runnable r = new Runnable() {
             public void run() {
                 new test();
             }
         };
         EventQueue.invokeLater(r);
     }
}

--

Knute Johnson
email s/nospam/knute/